[1612] The list of Provincials in the Reg. Fratrum Minorum, London, has ‘Frater Willielmus Butler, doctor Oxoniae, jacet....’

[1613] Bale, in MS. Seld. sup. 64, fol. 215, from MSS. in the Franciscan Friary at Reading.

[1614] Mon. Franc. I, 539, 561; Wadding, IX, 356, 529; Wadding calls him ‘Bors.’

[1615] Bibl. p. 118.

[1616] Mon. Franc. I, 538.

[1617] Wadding, Sup. ad Script. 608.

[1618] Wadding, X, 53; Mon. Franc. I, 538, 561.

[1619] Mon. Franc. ut supra. Wadding, X, 53.

[1620] Mun. Acad. 274-5 (R.S.).

[1621] MS. Cott. Vitell. F XII, fol. 277 ‘... jacet in plano frater Thomas Cheyny, doctor theologie.’